| Values for Old Faithful Area | 1933-08-08 |
|---|---|
| Astronomical Twilight Begin | 03:19 |
| Nautical Twilight Begin | 04:05 |
| Civil Twilight Begin | 04:45 |
| Sunrise | 05:17 |
| Sunset | 19:39 |
| Civil Twilight End | 20:12 |
| Nautical Twilight End | 20:52 |
| Astronomical Twilight End | 21:37 |
| Moon Illumination | 92.09% |